<div class="panel">
    <form action="{:U('Product/product_edit_save')}" method="post">
        <table class="table-form">
            <tr>
                <th>内容：</th><td>
                <textarea name="desc" class="editor" cols="90" rows="6"></textarea>
            </td></tr>
        </table>
        <input type='hidden' name='id' value='{$data.id}'/>
    </form>
</div>